<script setup name="SubCategory">
    import { onMounted, ref } from 'vue'
    import { getCategoryFilterAPI } from '@/apis/category';
    import { useRoute } from 'vue-router';
    import { getSubCategoryAPI } from '@/apis/category';

    const route = useRoute()
    const disabled = ref(false)

    // 面包屑数据
    const categoryData = ref({})
    const getCategoryData = async () => {
        const res = await getCategoryFilterAPI(route.params.id)
        if (res.code === '1') categoryData.value = res.result
    }

    // 获取基础列表数据
    const goodList = ref([])
    const requestObj = {
        categoryId: route.params.id,
        page: 1,
        pageSize: 20,
        sortField: 'publishTime'
    }

    // 请求分类列表方法
    const getGoodList = async (requestObj) => {
        const res = await getSubCategoryAPI(requestObj)
        if (res.code === '1') goodList.value = res.result.items
    }

    // 请求数据方法
    const handleClick = async (tab) => {
        getGoodList({ ...requestObj, page: 1, sortField: tab })
    }

    // 加载更多方法
    const load = async () => {
        requestObj.page++
        const res = await getSubCategoryAPI(requestObj)
        if (res.code === '1') goodList.value = [...goodList.value, ...res.result.items]
        if (requestObj.page >= res.result.pages) disabled.value = true
    }

    onMounted(() => {
        getCategoryData()
        getGoodList(requestObj)
    })

</script>

<template>
    <div class="container ">
        <!-- 面包屑 -->
        <div class="bread-container">
            <el-breadcrumb separator=">">
                <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                <el-breadcrumb-item :to="{ path: `/category/${categoryData.parentId}` }">{{ categoryData.parentName
                    }}</el-breadcrumb-item>
                <el-breadcrumb-item>{{ categoryData.name }}</el-breadcrumb-item>
            </el-breadcrumb>
        </div>
        <div class="sub-container">
            <el-tabs @tab-change="handleClick">
                <el-tab-pane label="最新商品" name="publishTime"></el-tab-pane>
                <el-tab-pane label="最高人气" name="orderNum"></el-tab-pane>
                <el-tab-pane label="评论最多" name="evaluateNum"></el-tab-pane>
            </el-tabs>
            <div class="body" v-infinite-scroll="load" :infinite-scroll-disabled="disabled">
                <!-- 商品列表-->
                <xtx-goods-item v-for="good in goodList" :key="good.id" :good="good"></xtx-goods-item>
            </div>
        </div>
    </div>

</template>



<style lang="scss" scoped>
    .bread-container {
        padding: 25px 0;
        color: #666;
    }

    .sub-container {
        padding: 20px 10px;
        background-color: #fff;

        .body {
            display: flex;
            flex-wrap: wrap;
            padding: 0 10px;
        }

        .goods-item {
            display: block;
            width: 220px;
            margin-right: 20px;
            padding: 20px 30px;
            text-align: center;

            img {
                width: 160px;
                height: 160px;
            }

            p {
                padding-top: 10px;
            }

            .name {
                font-size: 16px;
            }

            .desc {
                color: #999;
                height: 29px;
            }

            .price {
                color: $priceColor;
                font-size: 20px;
            }
        }

        .pagination-container {
            margin-top: 20px;
            display: flex;
            justify-content: center;
        }


    }
</style>